package com.zjz.springcloud.controller;

import com.zjz.springcloud.pojo.Dept;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import java.util.List;

/**
 * Created with IntelliJ IDEA.
 *
 * @Author: zjz
 * @Date: 2021/10/05/6:37
 * @Description:本身没有实体类,但是pom引入了,本身没有服务service,没有dao,怎么拿到数据
 * @Target:从其它地方拿到数据,间接的通过RestTemplate
 */

@RestController
public class DeptConsumerController {
    // 理解:消费者不应该有service层~
    // ResetFul风格 RestTemplate ...供我们直接调用就可以了!注册到spring中
    // (url,实体:Map,Class<T> responseType)

    @Autowired
    private RestTemplate restTemplate;  // 提供多种便捷访问远程http服务的方法,简单的RestFul服务模板

/*    // 写死的访问一个
    private static final String REST_URL_PREFIX = "http://localhost:8001";
    */

    // Ribbon 我们这里的地址,应该式一个变量,通过服务名来访问
    private static final String REST_URL_PREFIX ="http://SPRINGCLOUD-PROVIDER-DEPT";


    @RequestMapping("/consumer/dept/add")
    public boolean add(Dept dept){
        return restTemplate.postForObject(REST_URL_PREFIX+"/dept/add",dept,Boolean.class);
    }

    @RequestMapping("/consumer/dept/get/{id}")
    public Dept get(@PathVariable("id")Long id){
        return  restTemplate.getForObject(REST_URL_PREFIX+"/dept/get/"+id,Dept.class);

    }

    @RequestMapping("/consumer/dept/list")
    public List<Dept> list(){
        return restTemplate.getForObject(REST_URL_PREFIX+"/dept/list/",List.class);
    }












}
